CN101576638B - Cold splice for optical fibers - Google Patents

Cold splice for optical fibers Download PDF

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Publication number
CN101576638B
CN101576638B CN 200910032845 CN200910032845A CN101576638B CN 101576638 B CN101576638 B CN 101576638B CN 200910032845 CN200910032845 CN 200910032845 CN 200910032845 A CN200910032845 A CN 200910032845A CN 101576638 B CN101576638 B CN 101576638B
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CN
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Prior art keywords
provided
box
optical fiber
block
groove
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CN 200910032845
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Chinese (zh)
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CN101576638A (en )
Inventor
Lu Genliang
Huang Jinan
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Jiangsu Unikit Optical Technologies Co Ltd
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    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3801Permanent connections, i.e. wherein fibres are kept aligned by mechanical means
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/3628Mechanical coupling means for mounting fibres to supporting carriers
    • G02B6/3648Supporting carriers of a microbench type, i.e. with micromachined additional mechanical structures
    • G02B6/3652Supporting carriers of a microbench type, i.e. with micromachined additional mechanical structures the additional structures being prepositioning mounting areas, allowing only movement in one dimension, e.g. grooves, trenches or vias in the microbench surface, i.e. self aligning supporting carriers
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
    • G02B6/00Light guides
    • G02B6/24Coupling light guides
    • G02B6/36Mechanical coupling means
    • G02B6/38Mechanical coupling means having fibre to fibre mating means
    • G02B6/3807Dismountable connectors, i.e. comprising plugs
    • G02B6/3887Anchoring optical cables to connector housings, e.g. strain relief features, bending protection

Abstract

The invention relates to a cold splice for optical fibers. The cold splice for the optical fibers comprises a box type shell, a fixing device which is arranged in the shell and is used for inserting the optical fibers in place and then fixing sheaths of the optical fibers, and a compaction device for compacting end surfaces of two optical fibers after the attachment, wherein both ends of the box type shell are provided with connecting cavities respectively, the middle part of the box type shell is provided with a floating block, and both sides of the floating block are a caulking groove and amasonry groove respectively; the fixing device comprises a caudal peduncle, an ejector sleeve and a guide block, and the inside of the guide block is provided with a small positioning taper hole and an optical fiber hole; and the compaction device comprises a V-groove metal block and a masonry cover. The splice has the advantages of simple and reliable structure, long service life and simple splicing, does not need special tools, can effectively reduce rejection rate, and reduce use cost.

Description

一种光纤冷接续子 An optical fiber splice sub-cold

技术领域 FIELD

[0001 ] 本发明涉及一种用于光纤对接安装的连接装置,具体涉及一种光纤冷接续子。 [0001] The present invention relates to a connection device for mounting an optical fiber butt, particularly relates to an optical fiber splice sub-cooled. 背景技术 Background technique

[0002] 目前,用于光纤对接的冷接续子产品主要采用两种方式固定光纤: [0002] Currently, cold joint subproducts for interfacing optical fibers fixed in two main fiber:

[0003] 一种是通过压紧对折的金属片固定两根光纤端头实现光纤对接的。 [0003] An optical fiber is to achieve a butt fixing of the folded metal sheet by pressing two optical fiber ends. 其中,在对折的金属片中设用于光纤对接的V型槽;在端头连接处滴入液态物质以提高光透性;压紧装置的动作是通过下压锲型固定块来减少对折金属片的缝隙从而压紧光纤来实现两根光纤的对接的;尾纤只是放置在装置形成的孔中挤紧的。 Wherein, in the folded metal sheet is provided for interfacing the optical fiber V-groove; liquid substance added dropwise at end connection to increase the optical transparency; pressing operation means is folded to reduce the metal by pushing the wedge type fixing block thereby compressing the fiber sheet is slit to achieve docking of two optical fibers; pigtails simply placed in the holes formed in the apparatus for packing.

[0004] 此结构的金属片由于在温度变化产生热胀冷缩和时间变化产生老化时,会产生变形,会使其压紧的两根光纤端面距离加大,造成连接指标严重下降。 [0004] This configuration of the metal sheet and the thermal expansion and contraction due to the generation time change is generated aging, undergoes deformation in a temperature change, so that the two optical fibers will be pressed against the end face of the increased distance, resulting in a serious decline in connection indicator.

[0005] 另一种是通过套紧对合的塑料块固定两根光纤端头实现光纤对接的。 [0005] Another case is tightly bonded to the plastic block is fixed to two fiber ends by butt achieve fiber. 其中,在对合的塑料块中其中一块设用于光纤对接的V型槽,背部设高出容纳体外侧的压块;在端头连接处滴入液态物质以提高光透性;压紧装置的动作是通过下压对合的塑料块背部的压块来减少塑料块对合的缝隙从而压紧光纤来实现两根光纤的对接的;尾纤只是放置在装置形成的孔中挤紧的。 Wherein, in the bonding of the plastic block is provided wherein a V-groove for optical fiber butted, receiving back the outside is provided above the compact body; dropped liquid substance to improve the connection ends of optical transparency; pressing means action is through the press for briquetting plastic blocks back together to reduce the gap of the plastic block engaged thereby compressing the fiber to achieve docking of two optical fibers; pigtails simply placed in the holes formed in the apparatus for packing.

[0006] 此结构的塑料块光洁度小于金属片,表面不光滑,穿纤时易导致光纤切刀口刮伤塑料件,产生塑末,污染对接液体,并使其压紧的两根光纤端面距离加大,造成连接指标严重下降。 [0006] This plastic block structure is smaller than the finish sheet metal surface is not smooth, easily lead to the optical fiber cutting blade member of plastic scratches wear fiber, plastic end generated pollution docking liquid, and allowed to two end faces of optical fibers from compacted plus large, resulting in a serious decline indicators connected.

[0007] 此两种方式结构在光纤对接施工操作时都需要专用工具,两根定长定规格剥制的光纤同时从两侧插入专用工具,在使用专用工具动作来固定光纤接头和光纤外皮,专用工具复杂、庞大,价格昂贵,而且携带不方便。 [0007] This optical fiber structure in two ways docking operations require a special tool construction, two fixed length and size of the optical fiber stuffed simultaneously inserted from both sides of the special tool to fix the fiber stub and fiber sheath operation using special tools, special tools complex, bulky, expensive and inconvenient to carry.

发明内容 SUMMARY

[0008] 本发明所要解决的技术问题是针对上述现有技术的不足,提供一种将定长定规格剥制的光纤无需专用工具实现快速接续,且成功率高的光纤冷接续子。 [0008] The present invention solves the technical problem of the deficiency of the above-described prior art, to provide a given fiber length of a predetermined size of the stuffed fast connection without special tools, and the success rate of the fiber sub-cold joint.

[0009] 为解决上述技术问题,本发明的技术方案是:一种光纤冷接续子,包括箱式外壳, 将所述的光纤插入到位后固定外皮的固定装置和两光纤端面贴合后被压紧在V型槽中的压紧装置;在所述的箱式外壳的两端分别设置有连接腔,在所述的箱式外壳的中部设置有浮动块,在该浮动块的两侧分别为嵌槽和砌槽;所述的固定装置包括:两尾柄、两推管、两导向块,所述的导向块设置在箱式外壳内,所述的推管设置在箱式外壳外,所述的尾柄的一端设置在箱式外壳内,尾柄另一端设置在箱式外壳外;所述导向块内设小定位锥孔和光纤孔,所述的尾柄设置在箱式壳体内的一端被压入箱式外壳两端的连接腔中,导向块被压入在尾柄的容纳腔中,所述的尾柄内设大定位锥孔以及压紧腔,所述的大定位锥孔为锥面;所述的尾柄上设置有至少一个悬块,悬块通过待 [0009] To solve the above technical problem, the technical solution of the present invention is: an optical fiber cold joint terminal box comprising a housing, after the optical fiber is inserted into the sheath in place and fixing means fixing two fiber ends after the pressure bonding tight in the V-groove of the pressing means; ends of the box housing are respectively provided with a connection chamber, provided in the middle of the box-type housing with a slider, at both sides of the slider are embedding slot and groove puzzle; said securing means comprises: two peduncle, two push tube, two guide block, said guide block disposed within a box-type housing, said push tube disposed in the outer tank shell, the One end of the caudal peduncle of said box disposed within the housing, the other end of the caudal peduncle provided on an outer box casing; small block equipped with the positioning hole of the taper hole and an optical fiber guide, the caudal peduncle box disposed within the housing One end is pressed into the box-type housing is connected to both ends of the cavity, the guide block is pressed into the caudal peduncle receiving chamber, said tapered positioning hole with a large-caudal peduncle and a pressing chamber, said large tapered positioning hole tapered; the caudal peduncle provided with at least one hanging block by block to be suspended 筋和连接筋与尾柄相连,所述的推管附着在尾柄的另一端上并可下压所述的悬块,通过前端待断筋断裂,使悬块下压钳入光纤外皮,使尾柄内部的空间缩小,从而固定穿入的光纤外皮;所述的压紧装置包括:V型槽金属块、 砌盖;所述的V型槽金属块镶嵌在箱式外壳内的嵌槽中,V型槽与浮动块之间形成光纤通孔;所述的砌盖的一端压进箱式外壳内的砌槽中;挤压所述的浮动块,用于压紧嵌槽中V型槽金属块中的光纤接头,所述的砌盖的另一端设置箱式外壳外;所述的浮动块与箱式外壳通过浮动筋相连,浮动块还设导向斜面,在所述的砌盖的砌体上设置有与导向斜面相配合的倒角,所述的砌盖通过砌体的导向斜面导入推动浮动块,从而实现两对接光纤压紧;所述的两尾柄的容纳腔中导向块的光纤孔、尾柄压紧腔在同一轴线上。 Ribs and the connecting rib connected peduncle, the push tube is attached and suspended in the depression of the block on the other end of the caudal peduncle, broken ribs through the front end to be broken, so that the press jaws into the sheath fiber suspension block so that narrow space inside the caudal peduncle, thereby fixing the optical fiber to penetrate the skin; said pressing means comprising: V-type groove metal block, the building cover; V-groove of the metal block embedded in the groove of the box housing is fitted , the fiber holes formed between the V-groove and the slider; end of the building cover is pressed into the slot in the puzzle box housing; pressing the slider, for pressing the insert groove V-groove an outer metal block of fiber optic connectors, the other end of the box-type housing provided building cover; said slider and box-type housing is connected by the floating rib, the floating ramp guide block further provided, in the puzzle of the building cover is provided on the inclined surface of the guide member cooperating with a chamfer, the building cover by pushing the slider introducing guide slope masonry, enabling two butted optical fibers pressed; caudal peduncle of the two guide blocks in the receiving chamber optical fiber hole, caudal peduncle pressing chamber on the same axis.

[0010] 所述的箱式外壳外表面设卡槽,在所述的砌盖上设置有卡扣,所述的箱式外壳通过所述的卡扣卡入所述的卡槽与砌盖卡接;在所述的箱式外壳的外表面两侧还设有定位台,与砌盖两侧的初始卡槽和终止卡槽相配,控制砌盖所处位置。 [0010] an outer surface of the box-type housing card slot provided in said cover tile is provided with a snap, said box through said housing snap into the card slot and card building cover bonding; surface of the outer sides of the box housing is further provided with a positioning table, the initial building cover both sides of the slot and the slot terminating match, controlling the location of the building cover.

[0011] 所述的V型槽金属块的V型槽两端设置有导向面。 [0011] V-shaped grooves at both ends of the V-groove metal block provided with a guide surface.

[0012] 所述大定位锥孔和小定位锥孔为锥面。 The [0012] large and small positioning taper hole positioning taper hole is tapered.

[0013] 所述推管上设导入锥面。 [0013] introducing the tapered surface is provided on the push tube.

[0014] 本发明的光纤冷接续子,尾柄内可放置一线套,通过尾柄中悬块钳压线套,使其收缩来压紧尺寸小的光纤外皮。 [0014] The fiber of the invention is a cold joint terminal may be placed inside the line sets peduncle, hanging block clamp sleeve by crimping the peduncle, shrunk to compress small size fiber sheath.

[0015] 本发明光纤冷接续子采用大、小定位锥孔初始定位光纤插入深度,悬块钳压光纤外皮,并通过箱砌式浮动块压紧两对接光纤;接续时,直接把定长定规格剥制的光纤从一端插入到头,推上插入端推管,压紧光纤外皮,再从另一端插入定长定规格剥制的光纤,直到两光纤端面贴紧,推上插入端推管,压紧光纤外皮,最后压紧砌盖,通过推动浮动块压紧在金属V型槽中的两光纤端头,完成接续;此接续子,结构可靠,使用寿命长,接续简单,成功率高,无需专用工具,大大降低使用成本。 [0015] The present invention is an optical fiber with large cold joint terminal, the initial positioning of the small positioning taper hole depth of insertion of the optical fiber, the fiber sheath hanging clamp compression block, and two butted optical fibers pressed by the slider type puzzle box; when connecting directly to the fixed length and specifications stuffed head from one end of the optical fiber is inserted, onto the insertion end of the push tube, pressing the fiber sheath, and then insert the fixed length and size of the stuffed end of the optical fiber from the other, until the two end faces of the optical fiber adhesion, onto the insertion end of the push tube, pressing the fiber sheath, and finally pressing the building cover, by pushing the slider is pressed against the two optical fiber ends of the metal V-groove, to complete connection; this connecting sub-structure, reliable, long life, simple connection success rate, No special tools, greatly reduce the cost.

[0016] 与现有技术相比,本发明具有如下优点: [0016] Compared with the prior art, the present invention has the following advantages:

[0017] 1.本发明光纤冷接续子采用先分步压紧需接续的光纤外皮、后固定光纤接头的设计,无需使用专用接续工具,成本低廉,操作难度低,成功率高。 [0017] 1. The present invention is an optical fiber splice sub cold pressing step using the first connection for an optical fiber sheath, the fixed optical fiber connector designs, without using a dedicated connection tools, low cost, low degree of difficulty operation, a high success rate.

[0018] 2.本发明光纤冷接续子使用大、小定位锥孔定位初始光纤插入位置,适用于不同外皮直径尺寸的光纤。 [0018] 2. The present invention is an optical fiber connecting the sub-cooling large, small holes positioned initial taper positioning optical fiber insertion position, the sheath for different diameter fibers.

[0019] 3.本发明光纤冷接续子采用尾柄固定装置,推入光纤后同向推动推管在尾柄上, 通过尾柄上的悬块钳压使尾柄内孔空间缩小,从而固定穿入其中的光纤外皮;由于与光纤插入方向是同向操作,在外皮固定时,光纤始终有前推贴合力,大大提高了光纤接续成功率,并且裸纤在整个接续过程中受到了充分保护,不易折断。 [0019] 3. The present invention uses an optical fiber joint terminal peduncle cold fixing means, the fiber is pushed in the same direction pushing the push tube on the caudal peduncle, by the hanging clamp block so that pressure on the caudal peduncle peduncle space narrowing internal bore, to fix wherein the optical fiber penetrates the skin; the insertion direction of the optical fiber due to the same operation, when the sheath is fixed, the optical fiber always pushed forward contact force, greatly improving the success rate of the fiber optic splice and the bare fiber has been fully protected throughout the connection process and difficult to break.

[0020] 4.本发明光纤冷接续子尾柄上的悬块与尾柄为径向端相连,穿纤顺畅,不易损坏光纤端面。 [0020] 4. The present invention is an optical fiber splice sub-cooled suspension block on the caudal peduncle peduncle radial end connected, through fiber smoothly, easily damage the fiber end faces.

[0021] 5.本发明光纤冷接续子采用V型槽金属块的和悬浮式浮动块,V型槽为金属材质, 表面光滑度高,而且初始态时V型槽与浮动块之间为打开状态,易于穿纤,穿纤过程不易产生塑料碎末、污染匹配液、影响接续性能。 Fiber invention using cold joint terminal and the V-groove metal block floating slider, a V-groove of metal, high surface smoothness, and the initial state is between the V-shaped groove and the slider is opened [0021] The present state, the fiber is easy to wear, less likely to occur during wearing plastic fiber fines, matching liquid pollution affect subsequent performance.

[0022] 6.本发明的两对接光纤的压紧是通过砌盖压入砌槽,推动浮动块挤压在V型槽中的接续光纤来实现压紧的,压紧作用力大、可靠;不易受温度变化、材料老化而影响接续质量,使用寿命长。 Pressing two butted optical fibers [0022] 6. The present invention is by building cover is pressed into the groove puzzle, push the slider pressed against the V-groove of the optical fiber connection to the compression achieved, the pressing force large, reliable; less susceptible to temperature changes, aging of the material affect the splice quality and long life.

[0023] 7.本发明光纤冷接续子中悬浮式浮动块为非金属材料,摩擦系数大,热胀系数小,压紧后大大降低V型槽金属块由于热胀冷缩等变形对光纤接续质量的影响。 [0023] 7. The present invention is an optical fiber splice sub-cooled suspension of the slider non-metallic material, friction coefficient, a small thermal expansion coefficient, after pressing the V-groove metal block is greatly reduced due to thermal expansion and contraction deformation of the optical fiber connector affect quality.

[0024] 8.本发明还可在放置在一壳体中,壳体的两端可与光缆外皮连接,从而真正实现光纤安全可靠对接。 [0024] 8. The present invention may also be placed in a housing, the housing may be connected to both ends of the cable sheath, the optical fiber thus truly safe docking.

附图说明 BRIEF DESCRIPTION

[0025] 图1为本发明光纤冷接续子实施例一2D结构示意图。 [0025] Fig 1 a schematic view of a cold joint 2D structure example of an optical fiber embodiment of the present invention.

[0026] 图2为本发明光纤冷接续子实施例一3D示意图,其中a为初始态3D剖视图,b为终止态3D剖视图。 [0026] FIG 2 a 3D schematic cold joint embodiment of the present invention, the sub-embodiment of the optical fiber, wherein a cross-sectional view of the initial state is 3D, b is a cross-sectional view of a 3D termination state.

[0027] 图3为本发明箱式外壳3D示意图,其中a为3D剖视图,b为3D外观图。 [0027] FIG. 3 is a schematic diagram 3D box housing to the invention, wherein a is a cross-sectional view 3D, b is an external view 3D.

[0028] 图4为本发明V型槽金属块结构3D示意图。 [0028] FIG 4 V groove type 3D structural schematic view of the present invention, the metal block.

[0029] 图5为本发明砌盖结构3D示意图,其中a为砌盖3D结构示意图,b为砌盖3D剖视图。 Wherein A is a cross-sectional view 3D 3D puzzle schematic structure of the cover, b is a schematic diagram 3D puzzle building cover lid structure [0029] FIG. 5 of the present invention. .

[0030] 图6为本发明尾柄结构3D示意图,其中a为尾柄3D结构示意图,b为尾柄3D剖视图。 [0030] FIG. 6 is a 3D structural schematic peduncle invention, wherein a is a schematic view of the caudal peduncle 3D structure, b is a sectional view 3D caudal peduncle.

[0031] 图7为本发明推管3D结构剖视图图。 [0031] FIG. 7 of the present invention, the push tube cross-sectional view of FIG. 3D structure.

[0032] 图8为本发明线套3D结构剖视图图。 [0032] FIG 8 sets of line sectional view of FIG. 3D structure of the present invention.

[0033] 图9为本发明导向块3D结构剖视图。 [0033] FIG. 9 a sectional view of the guide block 3D structure of the present invention.

[0034] 图10为本发明光纤冷接续子实施例二3D分开图。 [0034] FIG cold joint 10 according to a second embodiment of 3D sub FIG separate optical fiber of the present invention.

[0035] 图中:1.箱式外壳,2. V型槽金属块,3.砌盖,4.尾柄,5.推管,6.线套,7.导向块; 1-1.嵌槽,1-2.浮动块,1-3.导向斜面,1-4.浮动筋,1-5.砌槽,1-6.连接腔,1-7.卡槽, 1-8.定位台,1-9.导纤面;2-1. V型槽,2-2.导向面,2-3.光纤通孔;3-1.砌体,3-2.卡扣, ... [0035] FIG: a box-type housing, 2 V-groove metal block, building cover 3, 4 caudal peduncle, push tube 5, 6 sets of lines, the guide block 7; 1-1 insert..... groove 1-2. slider, 1-3. guide ramp, 1-4 floating rib, 1-5. puzzle groove 1-6. connecting chamber, 1-7. slot, 1-8 positioning station ., 1-9 fiber guide surface;... 2-1 V-groove, the guide surfaces 2-2, 2-3 of the fiber holes;. masonry 3-1, 3-2 buckle,

3-3.倒角,3-4.初始卡槽,3-5.终止卡槽;4-1.尾柄外端,4-2.容纳腔,4-3.大定位锥孔, ... Chamfer 3-3, 3-4 initial slot, the slot terminating 3-5; 4-1 peduncle outer end receiving chamber 4-2, 4-3 large tapered positioning hole.

4-4.悬块,4-5.导向锥孔,4-6.活动槽,4-7.压紧腔,4-8.待断筋,4-9.连接筋;5-1.推管本体,5-2.导入锥面;6-1.穿线孔,6-2.导入锥孔;7-1.小定位锥孔,7-2.光纤孔。 4-4 hanging block guide cone 4-5, 4-6 moving groove, the compression chambers 4-7, 4-8 to be broken ribs, connecting webs 4-9;..... 5-1 pushed. pipe body, introducing tapered surface 5-2;... stringing holes 6-1, 6-2 introducing tapered hole;. 7-1 small positioning taper hole, the optical fiber hole 7-2.

具体实施方式 detailed description

[0036] 下面结合附图,对本发明作详细说明。 [0036] DRAWINGS The present invention will be described in detail.

[0037] 如图1-10所示,一种光纤冷接续子,主要由箱式外壳1以及将光纤插入到位后固定外皮的固定装置和两光纤端面贴合后被压紧在V型槽中的压紧装置组成。 [0037] shown in Figure 1-10, an optical fiber sub-cold joint, primarily by the box-type housing 1 and a fixing means fixing the sheath in place after the optical fiber is inserted and bonded after two fiber end faces is pressed against the V-groove pressing means composed.

[0038] 其中固定装置包括:尾柄4、推管5、线套6、导向块7 ;尾柄4被压入箱式外壳1两端的连接腔1-5中,导向块7被压入在尾柄4的容纳腔4-2中,线套6可放入尾柄4压紧腔4-7中,推管5附着在尾柄4外端4-1 ;尾柄4内设大定位锥孔4-3,锥孔4_3为锥面;尾柄4上设置有至少一个悬块4-4,悬块通过待断筋和连接筋与尾柄相连,在开始穿纤时,悬块4-4两端是连接的,这样穿纤通顺,推管5推上时,悬块4-4被推管5压下,前端待断筋断裂, 通过悬块下压钳入光纤外皮,使内部的空间缩小,从而固定穿入的光纤外皮。 [0038] wherein the fixing means comprises: peduncle 4, push tube 5, line sleeve 6, the guide block 7; peduncle 4 is pressed into the chamber 1 is connected across the box housing 1-5, the guide pad 7 is pressed into the the receiving chamber 4 4-2 tangless wire sleeve 6 can be placed in the compression chamber 4-7 peduncle 4, 5 attached to the push tube outer end of the caudal peduncle 4 4-1; peduncle positioning cone with a large-4 4-3 hole, a tapered surface tapered bore 4_3; hanging piece is provided with at least a 4-4 peduncle 4, hanging block ribs and the connecting rib connected by a peduncle be off, at the beginning of wear fiber, hanging block 4- 4 is connected at both ends, so that when the smooth wearing fibers, onto the push tube 5, block 4-4 hanging tube 5 is pushed depressed fracture distal be broken ribs, the fiber suspension through the lower block sheath press jaws, so that the interior of the narrow space, thereby fixing the optical fiber to penetrate the skin.

[0039] 压紧装置包括:V型槽金属块2、砌盖3 ;V型槽金属块2镶嵌在箱式外壳1内的嵌槽1-1中;砌盖3压进箱式外壳1内的砌槽1-5中箱式外壳1的嵌槽1-1和砌槽1-5之间设浮动块1-2,用于压紧嵌槽1-1中V型槽金属块2中的光纤接头,两侧设连接腔1-6,与尾柄4相连接。 [0039] clamping device comprising: V-type groove metal block 2, the cover 3 puzzle; metal block 2 in the V-groove in the insert-receiving recess of the box-type housing 1 1-1; puzzle cover 3 is pressed into the box-type housing 1 the masonry box housing groove 1-5 1 1-1 insertion groove and assemble the slider groove disposed between 1-2 1-5, 1-1 for pressing the fixing slot in a V-groove in the metal block 2 fiber optic connectors, provided on both sides of the connecting chamber 1-6, is connected to the caudal peduncle 4 phase. [0040] 箱式外壳1外表面设卡槽1-7,与砌盖3卡接;箱式外壳1外表面两侧设定位台1-8,与砌盖3两侧的初始卡槽3-4和终止卡槽3-5相配,控制砌盖3所处位置。 [0040] an outer surface of the box-type housing provided slot 1-7, the cover 3 contact card and puzzle; box-type housing 1 on both sides of the outer surface of the setting bit units 1-8, and the building cover 3 on both sides of the initial slot 3 -4 and 3-5 match termination slot, controlling the location of the building cover 3.

[0041] 砌盖3设砌体3-1、倒角3-3、初始卡槽3_4、终止卡槽3_5和卡扣3_2。 [0041] The lid 3 is provided puzzle masonry 3-1, 3-3 chamfer, the initial slot 3_4, 3_5 termination slot and snap 3_2.

[0042] V型槽金属块2与浮动块1-2相向的表面设置有V型槽2-1,该V型槽2_1与浮动块1-2之间形成光纤通孔2-3 ;V型槽金属块2V型槽2-1两端设置有导向面2_2。 [0042] V-groove metal block 2 is provided with a surface facing the slider 1-2 V-shaped grooves 2-1, 2-3 of the fiber holes formed between the V-groove and the slider 2_1 1-2; V- 2-1 2V ends of the groove-groove metal block provided with a guide surface 2_2.

[0043] 浮动块1-2与箱式外壳1通过浮动筋1-4相连,浮动块1-2还设导向斜面1_3和导纤面1-9,导向斜面1-3与砌体3-1的倒角3-3相配合,实施时砌体3-1通过导向斜面1_3 导入推动浮动块1-2,从而实现两对接光纤压紧;导纤面1-9与V型金属块2的导向面2-2 共同作用形成一个完整的光纤导向面。 [0043] The slider 1-2 and the box casing 1 is connected by a floating bead 1-4, 1-2 also set the slider guide and the guide ramp 1_3 fiber surfaces 1-9, 1-3 and masonry guide ramp 3-1 chamfer cooperates 3-3, 3-1 1_3 masonry which forces the slider 1-2 when the guide ramp embodiment, two butted optical fibers in order to achieve compression; fiber guide V-shaped metal block surface and the guide 1-9 2 2-2 surfaces cooperate to form a complete fiber guide surface. 导向块7内设小定位锥孔7-1和光纤孔7-2。 Positioning the guide block 7 offers small taper hole 7-1 and the optical fiber hole 7-2. 大定位锥孔4-3和小定位锥孔7-1为锥面。 Big positioning taper hole 4-3 and 7-1 for the small positioning taper hole cone. 推管5上设导入锥面5-1。 Introducing push tube provided on the tapered surfaces 5 5-1.

[0044] 本发明的光纤冷接续子,V型槽2-1与浮动块1-2之间形成所述的光纤通孔2-3、 两尾柄4的容纳腔4-2中导向块7的光纤孔7-2、放入尾柄4压紧腔4_7的线套6的穿线孔6-1在同一轴线上。 [0044] The present invention is an optical fiber connecting the sub-cooling, the fiber holes formed between the V-groove and the slider 1-22-3 2-1, the two receiving chamber 4 4-2 caudal peduncle guide pad 7 line 6 sets threading hole 4_7 of optical fiber hole 7-2, the pressing chamber into the caudal peduncle 4 on the same axis 6-1.

[0045] 本发明的光纤冷接续子,尾柄4内可放置一线套6,通过尾柄4中悬块4-4压缩线套6,使其收缩来压紧尺寸小的光纤外皮。 [0045] The fiber of the invention is a cold joint terminal 4 may be placed within the caudal peduncle line sleeve 6, suspended in block 4-4 by compression lines 4 tangless sleeve 6, shrunk to compress small size fiber sheath.

[0046] 本发明接续子接续子的使用方法是: [0046] The method of the present invention using sub-connecting joint terminal is:

[0047] 1.把需接续的其中一根光纤按定长定规格剥制。 [0047] 1. wherein a connection for an optical fiber of a predetermined size to length stuffed.

[0048] 2.根据此光纤的外皮(涂敷层)粗细,决定是否取出预先放置在冷接子插入端线套。 [0048] The sheath of the optical fiber (coating layer) thickness to determine whether previously taken place in the insertion end Splice line sets.

[0049] 3.直接插入切制好的光纤到头。 [0049] 3. A good fiber cut directly into the head.

[0050] 4.推上插入端推管,压紧光纤外皮。 [0050] 4. onto the insertion end of the push tube, pressing the optical fiber sheath.

[0051] 5.把需接续的另外一根光纤按定长定规格剥制。 [0051] 5. The connection for an optical fiber according to a further fixed length and stripping system specifications.

[0052] 6.根据此光纤的外皮(涂敷层)粗细,决定是否取出预先放置在冷接子插入端线套。 [0052] The sheath of the optical fiber (coating layer) thickness to determine whether previously taken place in the insertion end Splice line sets.

[0053] 7.直接插入切制好的光纤,直到两光纤端面贴紧。 [0053] 7. A good cut directly into the fiber, until the two fiber end faces close contact.

[0054] 8.推上插入端推管,压紧光纤外皮。 [0054] 8. A onto the insertion end of the push tube, pressing the optical fiber sheath.

[0055] 9.压紧砌盖,通过推动浮动块压紧在金属V型槽中的两光纤端头,完成接续。 [0055] 9. The cap pressing puzzle, by pushing the slider is pressed against the two optical fiber ends of the metal V-groove, to complete the connection.

Claims (6)

  1. 一种光纤冷接续子,包括箱式外壳(1),将所述的光纤插入到位后固定外皮的固定装置和两光纤端面贴合后被压紧在V型槽中的压紧装置,其特征在于:在所述的箱式外壳(1)的两端分别设置有连接腔(1-6),在所述的箱式外壳(1)的中部设置有浮动块(1-2),在该浮动块(1-2)的两侧分别为嵌槽(1-1)和砌槽(1-5);所述的固定装置包括:两尾柄(4)、两推管(5)、两导向块(7),所述的导向块(7)设置在箱式外壳(1)内,所述的推管(5)设置在箱式外壳(1)外,所述的尾柄(4)的一端设置在箱式外壳(1)内,尾柄(4)另一端设置在箱式外壳(1)外;所述导向块(7)内设小定位锥孔(7-1)和光纤孔(7-2),所述的尾柄(4)设置在箱式壳体(1)内的一端被压入箱式外壳(1)两端的连接腔(1-6)中,导向块(7)被压入在尾柄(4)的容纳腔(4-2)中,所述的尾柄(4)内设大定位锥孔(4-3)以及压紧腔(4-7),所述的大定位锥孔(4-3)为 An optical fiber splice sub-cold, the box comprising a housing (1), after the optical fiber into place and fixing means fixing the two fiber end faces sheath bonded to the pressing means after pressing the V-groove, characterized in wherein: both ends of the box-type housing (1) are respectively provided with a connection chamber (1-6), provided in the middle of the box-type housing (1) has a slider (1-2), in which both sides of the slider (1-2) are fitted groove (1-1) and the puzzle grooves (1-5); said fastening device comprising: two peduncle (4), two push tube (5), two guide blocks (7), said guide block (7) provided in the box-type housing (1), said push tube (5) is provided on an outer box casing (1), the caudal peduncle (4) one end of the housing is provided in a box (1), the caudal peduncle (4) provided on the other end of the outer box casing (1); said guide block (7) is provided with small positioning taper hole (7-1) and the optical fiber hole (7-2), the caudal peduncle (4) disposed within the box end of the housing (1) is pressed into the box-type housing (1) connected to both ends of the chamber (1-6), the guide piece (7 ) is pressed into the caudal peduncle (4) of the receiving chamber (4-2), the caudal peduncle (4) with a large-positioning taper hole (4-3) and a pressing chamber (4-7), the Great positioning taper hole (4-3) as described below 锥面;所述的尾柄(4)上设置有至少一个悬块(4-4),悬块通过待断筋(4-8)和连接筋(4-9)与尾柄(4)相连,所述的推管(5)附着在尾柄(4)的另一端上并可下压所述的悬块(4-4),通过前端待断筋(4-8)断裂,使悬块(4-4)下压钳入光纤外皮,使尾柄(4)内部的空间缩小,从而固定穿入的光纤外皮;所述的压紧装置包括:V型槽金属块(2)、砌盖(3);所述的V型槽金属块(2)镶嵌在箱式外壳(1)内的嵌槽(1-1)中,V型槽(2-1)与浮动块(1-2)之间形成光纤通孔(2-3);所述的砌盖(3)的一端压进箱式外壳(1)内的砌槽(1-5)中;挤压所述的浮动块(1-2),用于压紧嵌槽(1-1)中V型槽金属块(2)中的光纤接头,所述的砌盖(3)的另一端设置箱式外壳(1)外;所述的浮动块(1-2)与箱式外壳(1)通过浮动筋(1-4)相连,浮动块(1-2)还设导向斜面(1-3),在所述的砌盖的砌体(3-1)上设置有与导向斜面(1-3)相配合的倒角(3-3),所述的 The tapered surface; said peduncle (4) is provided on at least one hanging block (4-4), connected with the hanging block peduncle (4) to be broken by the ribs (4-8) and the connecting rib (4-9) , the other end of the push tube (5) is attached to the caudal peduncle (4) and the depression of the suspension blocks (4-4), to be broken by the front end of ribs (4-8) breaking the suspension block into the press jaws (4-4) fiber sheath, that the caudal peduncle (4) inside the space is reduced, thereby fixing the optical fiber to penetrate the skin; said pressing means comprising: V-type groove metal block (2), the building cover (3); the V-groove metal block (2) embedded in a box housing the insert slot (1-1) in (1), V-grooves (2-1) with a slider (1-2) forming the fiber holes (2-3) between; end of the cover tile (3) is pressed into the box-type housing puzzle slot (1-5) in (1); pressing said slider (1 -2), a V-groove metal block (fiber stub 2) embedded in the pressing groove (1-1), the other end of the cover tile (3) disposed in the housing box (1) outside; the a slider (1-2) and said housing box (1) by the floating rib (1-4) is connected to the slider (1-2) is also provided a guide ramp (1-3), said cover puzzle masonry (3-1) is provided with a guide slope (1-3) cooperating chamfer (3-3), the 盖(3)通过砌体(3-1)的导向斜面(1-3)导入推动浮动块(1-2),从而实现两对接光纤压紧;所述的两尾柄(4)的容纳腔(4-2)中导向块(7)的光纤孔(7-2)、尾柄(4)压紧腔(4-7)在同一轴线上。 The cover (3) by masonry (3-1) of the guide ramp (1-3) which forces the slider (1-2), thereby achieving two butted optical fibers pressed; two said peduncle (4) of the receiving chamber fiber hole (7-2) (4-2) in the guide block (7) of caudal peduncle (4) pressing chamber (4-7) on the same axis.
  2. 2.根据权利要求1所述的光纤冷接续子,其特征在于:所述的箱式外壳(1)外表面设卡槽(1-7),在所述的砌盖(3)上设置有卡扣(3-2),所述的箱式外壳(1)通过所述的卡扣(3-2)卡入所述的卡槽(1-7)与砌盖(3)卡接;在所述的箱式外壳⑴的外表面两侧还设有定位台(1-8),与砌盖(3)两侧的初始卡槽(3-4)和终止卡槽(3-5)相配,控制砌盖(3) 所处位置。 The optical fiber according to claim 1, cold joint terminal, wherein: said housing box (1) is provided an outer surface of the slot (1-7), is provided on the (3) of the tile covered with snap (3-2), said box-type housing (1), (1-7) and a building cover (3) by snap the snap slot (3-2) into said card; in both the outer surface of the box-type housing is further provided ⑴ positioning station (1-8), the initial slot (3) on both sides (3-4) and terminating slot (3-5) building cover Matches The control building cover (3) location.
  3. 3.根据权利要求1或2所述的光纤冷接续子,其特征在于:所述的V型槽金属块(2)的V型槽(2-1)两端设置有导向面(2-2)。 The optical fiber according to claim 1 or claim 2 cold joint terminal, wherein: (2-1) at both ends of the V-groove metal block (2) is provided with a V-groove guide surface (2-2 ).
  4. 4.根据权利要求1所述的光纤冷接续子,其特征在于:所述大定位锥孔(4-3)和小定位锥孔(7-1)为锥面。 The optical fiber according to claim 1 cold joint terminal, wherein: positioning the large taper hole (4-3) and a small positioning taper hole (7-1) is tapered.
  5. 5.根据权利要求4所述的光纤冷接续子,其特征在于:所述推管(5)上设导入锥面(5-1)。 An optical fiber according to claim 4, wherein the cold joint terminal, wherein: said push tube (5) introduced into a tapered surface is provided (5-1) on.
  6. 6.根据权利要求1所述的光纤冷接续子,其特征在于:在所述的尾柄(4)内设置有一用于压紧光纤外皮线套(6)。 The optical fiber according to claim 1 cold joint terminal, wherein: (4) disposed within the caudal peduncle of a sleeve for pressing the optical fiber cable sheath (6).
CN 200910032845 2009-06-04 2009-06-04 Cold splice for optical fibers CN101576638B (en)

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